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authorPaul Bolle <pebolle@tiscali.nl>2013-02-21 12:39:44 +0100
committerJames Bottomley <JBottomley@Parallels.com>2013-02-24 09:38:10 +0000
commit98f99a8ac8d92fef74b61e8dd25df934afbbf843 (patch)
tree65e57c8517cdccaf9c2eeb327989af31a09e2ca5 /drivers/scsi/aacraid
parentbcc48ffa4beb0db52bdca42dc3e5ce765c2ed8b5 (diff)
downloadlinux-98f99a8ac8d92fef74b61e8dd25df934afbbf843.tar.gz
[SCSI] aacraid: suppress two GCC warnings
Building src.o for a 32 bit system triggers two GCC warnings:
    drivers/scsi/aacraid/src.c: In function ‘aac_src_deliver_message’:
    drivers/scsi/aacraid/src.c:410:3: warning: right shift count >= width of type [enabled by default]
    drivers/scsi/aacraid/src.c:434:2: warning: right shift count >= width of type [enabled by default]

These warnings are caused by a right shift of 32. Use upper_32_bits() to
suppress them.

Signed-off-by: Paul Bolle <pebolle@tiscali.nl>
Cc: Mahesh Rajashekhara <Mahesh_Rajashekhara@pmc-sierra.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
Diffstat (limited to 'drivers/scsi/aacraid')
-rw-r--r--drivers/scsi/aacraid/src.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/scsi/aacraid/src.c b/drivers/scsi/aacraid/src.c
index 3b021ec63255..e2e349204e7d 100644
--- a/drivers/scsi/aacraid/src.c
+++ b/drivers/scsi/aacraid/src.c
@@ -407,7 +407,7 @@ static int aac_src_deliver_message(struct fib *fib)
 		fib->hw_fib_va->header.StructType = FIB_MAGIC2;
 		fib->hw_fib_va->header.SenderFibAddress = (u32)address;
 		fib->hw_fib_va->header.u.TimeStamp = 0;
-		BUG_ON((u32)(address >> 32) != 0L);
+		BUG_ON(upper_32_bits(address) != 0L);
 		address |= fibsize;
 	} else {
 		/* Calculate the amount to the fibsize bits */
@@ -431,7 +431,7 @@ static int aac_src_deliver_message(struct fib *fib)
 		address |= fibsize;
 	}
 
-	src_writel(dev, MUnit.IQ_H, (address >> 32) & 0xffffffff);
+	src_writel(dev, MUnit.IQ_H, upper_32_bits(address) & 0xffffffff);
 	src_writel(dev, MUnit.IQ_L, address & 0xffffffff);
 
 	return 0;